NASA Abbreviations and Acronyms

1. LOP
   Input/output Port
2. LOPE
   Large Orbital Replacement Unit Protective Enclosure
3. LOR
   Line Outage Recorder
4. LOR
   Lunar Orbit Rendezvous
5. LOR
   Lunar Orbit Relay
6. LORA
   Level of Repair Analysis
7. LOS
   Line of Sight
8. LOS
   Loss of Signal
9. LOS
   Indian Ocean Ship
10. LOS
    Input/Output Supervision
11. LOS
    Insoructor Operator Station
12. LOS
    Instructor Operator Station
13. LOS
    Indian Ocean Ship (stdn)
14. LOS
    Lift-off Simulator
15. LOSHEA
    Line-Of-Sight Hard Earth Angle
16. LOSP
    Landing Operations Support Panel
17. LOSR
    Line-Of-Sight Range
18. LOSS
    Airspeed
19. LOSS
    Lunar Orbital Space Station
20. LOT
    Lift-Off Time

Last updated: May 6, 2025 — Total entries: 14,020